/*
 * Datei: /public/css/style.css
 * Version: 1.1.4
 * Erstellt: 2026-06-01
 * Geändert: 2026-06-01
 * Beschreibung: Zentrale Styles für das Terminbuchungssystem.
 */

/* Schritt 1: Grundvariablen und Reset */
:root {
    --bg: #f3f6fa;
    --panel: #ffffff;
    --text: #111827;
    --muted: #64748b;
    --blue: #2563eb;
    --dark: #0f172a;
    --dark-2: #111827;
    --border: #e5e7eb;
    --green: #16a34a;
    --red: #dc2626;
    --orange: #f59e0b;
    --shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    background: var(--bg);
    color: var(--text);
}

a {
    color: var(--blue);
}

/* Schritt 2: App-Grundlayout */
.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 280px;
    background: linear-gradient(180deg, var(--dark), var(--dark-2));
    color: #ffffff;
    padding: 22px;
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
}

.brand {
    font-size: 21px;
    font-weight: 800;
    margin-bottom: 28px;
}

.nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.nav a {
    color: #dbeafe;
    text-decoration: none;
    padding: 13px 14px;
    border-radius: 12px;
}

.nav a.active,
.nav a:hover {
    background: var(--blue);
    color: #ffffff;
}

.nav a.disabled {
    opacity: 0.65;
}

.nav span {
    float: right;
    background: #35558f;
    border-radius: 999px;
    padding: 1px 7px;
    font-size: 12px;
}

.sidebar-footer {
    margin-top: auto;
    color: #94a3b8;
    font-size: 13px;
    line-height: 1.7;
}

.main {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.topbar {
    height: 68px;
    background: #ffffff;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 32px;
    font-weight: 700;
}

.userbar {
    font-weight: 400;
    color: var(--muted);
}

.userbar a {
    margin-left: 18px;
}

.content {
    padding: 32px;
}

/* Schritt 3: Dashboard-Karten */
.cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    margin-bottom: 28px;
}

.card,
.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    border-radius: 18px;
    padding: 24px;
}

.card {
    position: relative;
    min-height: 150px;
}

.card h2,
.panel h2 {
    margin-top: 0;
}

.card p {
    color: var(--muted);
    max-width: 280px;
}

.card strong {
    position: absolute;
    right: 28px;
    bottom: 22px;
    font-size: 36px;
}

.accent-orange {
    border-left: 4px solid var(--orange);
}

.accent-blue {
    border-left: 4px solid var(--blue);
}

.accent-green {
    border-left: 4px solid var(--green);
}

.ok {
    color: var(--green);
    font-weight: 700;
}

/* Schritt 4: Panels und Schnellzugriffe */
.panel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 24px;
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.quick {
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 24px;
    text-decoration: none;
    color: var(--text);
    background: #f8fafc;
    min-height: 110px;
}

.quick:hover {
    border-color: var(--blue);
}

/* Schritt 5: Hinweise, Formulare und Tabellen */
.notice {
    padding: 13px 15px;
    border-radius: 12px;
    margin-bottom: 15px;
}

.notice.success {
    background: #dcfce7;
    color: #166534;
}

.notice.error {
    background: #fee2e2;
    color: #991b1b;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.form-grid label {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-weight: 600;
}

.form-grid input,
.form-grid select,
.form-grid textarea {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font: inherit;
}

.form-grid .full {
    grid-column: 1 / -1;
}

button,
.button {
    background: var(--blue);
    border: 0;
    color: #ffffff;
    border-radius: 10px;
    padding: 12px 16px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
}

button:disabled {
    background: #94a3b8;
    cursor: not-allowed;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    border-bottom: 1px solid var(--border);
    padding: 12px;
    text-align: left;
}

/* Schritt 6: Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--muted);
}

.footer span {
    margin: 0 8px;
}

/* Schritt 7: Login-Seite */
.login-page {
    display: grid;
    place-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, #0f172a, #1e3a8a);
}

.login-box {
    width: min(420px, calc(100% - 30px));
    background: #ffffff;
    border-radius: 22px;
    padding: 32px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
}

.login-box h1 {
    margin-top: 0;
}

.login-box label {
    display: block;
    font-weight: 700;
    margin-top: 16px;
}

.login-box input {
    width: 100%;
    padding: 13px;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-top: 7px;
}

.login-box button {
    width: 100%;
    margin-top: 22px;
}

/* Schritt 8: Responsive Optimierung */
@media (max-width: 1000px) {
    .cards,
    .panel-grid,
    .quick-grid,
    .form-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .app-shell {
        display: block;
    }

    .sidebar {
        width: auto;
    }

    .topbar {
        height: auto;
        gap: 12px;
        align-items: flex-start;
        flex-direction: column;
        padding: 18px;
    }

    .content {
        padding: 18px;
    }
}